Volvo CFI system

[Bruce Plecan]

-----Original Message-----
From: goflo at pacbell.net <goflo at pacbell.net>
To: diy_efi at efi332.eng.ohio-state.edu <diy_efi at efi332.eng.ohio-state.edu>
Date: Thursday, September 17, 1998 2:14 PM
Subject: Re: Volvo CFI system


>> If the injector O-ring seals leak you get high HCs and rough idle.
>>> the old Volvo 240 (1977)
>
>'Nother thing - At 250K your valve stem seals are worn out - You
>may not be using much oil, but it does'nt take much. Worn seals
>are also a source of unmetered air and can produce the same 
>symptoms - You can change the seals by removing the cam (replace 
>timing belt while you're at it), pressurizing the cyl with shop 
>air so the valves stay put, & removing the valve spring with tool
>designed for same (K-D makes a good one). 


For those without shop air (?), can use a couple feet of like 3/8"
rope.  Remove spark plug, make sure piston aways down,  
valves closed (remove rockers), add some rope to chamber,
crank toward TDC.  Can't do all engines thisa way but some..
Cheers
Bruce 
             Doc, Sleepy, Sneezy, and Bashful looking in various
             text for more Shop Air Info....